updated IEEE catalog number, uniquely name targets

specifications/build.xml

 <?xml version="1.0" encoding="UTF-8"?>
-<project name="Download IEEE and SISO Specifications" default="" basedir=".">
+<project name="Download IEEE and SISO Specifications" default="download.all" basedir=".">
 		
-	<target name="all" depends="clean.specifications,download.IeeeDisStandards,download.SISO,rename.IeeeDisStandards"/>
+	<target name="download.all" depends="clean.specifications,download.IeeeDisStandards,download.SISO,rename.IeeeDisStandards"/>
 	
-	<target name="clean.specifications">
+	<target name="download.clean.specifications">
 		<echo message="ensure all files are closed before deleting..."/>
 		<delete verbose="true" failonerror="false">
 			<fileset dir="." includes="**/*.pdf.SAVEME"/>
@@ -24,11 +24,11 @@
 	
 	<!-- =============================================== -->
 		
-	<target name="rename.IeeeDisStandards" description="rename saved DIS specification files to readable filenames">
+	<target name="download.rename.IeeeDisStandards" description="rename saved DIS specification files to readable filenames">
 		<move file="6387564.pdf" tofile="IEEE1278.1-2012.DistributedInteractiveSimulation.ApplicationProtocols.6387564.pdf"   verbose="true" quiet="true" failonerror="false"/>
 		<move file="7459689.pdf" tofile="IEEE1278.2-2015.DistributedInteractiveSimulation.CommunicationsServices.7459689.pdf" verbose="true" quiet="true" failonerror="false"/>
 		<move file= "587529.pdf" tofile="IEEE1278.3-2015.DistributedInteractiveSimulation.CommunicationsServices.587529.pdf"  verbose="true" quiet="true" failonerror="false"/>
-		<move file="6595010.pdf" tofile="IEEE1278.4-2013.DistributedInteractiveSimulation.VV+A.6595010.pdf"                   verbose="true" quiet="true" failonerror="false"/>
+		<move file="6595010.pdf" tofile="IEEE1278.4-2013.DistributedInteractiveSimulation.VV+A.8685803.pdf"                   verbose="true" quiet="true" failonerror="false"/>
 	
 		<echo message="*.pdf directory contents:"/>
 		<!-- https://stackoverflow.com/questions/10528032/listing-all-files-and-subdirectories-using-ant -->